Sri Guru Granth Sahib Ji Arth Ang 48 post 13

ਸੋਈ ਸਾਸਤੁ ਸਉਣੁ ਸੋਇ ਜਿਤੁ ਜਪੀਐ ਹਰਿ ਨਾਉ ॥ Soee Saasath Soun Soe Jith Japeeai Har Naao || सोई सासतु सउणु सोइ जितु जपीऐ हरि नाउ ॥ That is the essence of the scriptures, and that is a good omen, by which one comes to chant the Name of the Lord.